Exposure
ID
PIONI.2024-07-16T02:15:14.559_1
Header ID
PIONI.2024-07-16T02:15:14.559
Date updated
2024-07-16 02:25:33 UTC+0000
Release date
2025-07-16 02:25:33 UTC+0000
UTC Start
2024-07-16 02:15:14.559
UTC End
2024-07-16 02:15:52.959
MJD Start
60507.0939185126
MJD End
60507.094362957
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.007461
Ambient temperature (°C)
15.07
Seeing (arcsec)
0.55
Observation
ID
60074
Category
science
Program ID
113.26BT.002
Program Title
MULTIPLICITY OF GALACTIC CEPHEIDS FROM LONG-BASELINE INTERFEROMETRY
Program Type
Normal
PI / COI
GALLENNE / KERVELLA / MÉRAND / PIETRZYNSKI / PROFFITT / EVANS / GIEREN
Target
ID
44586
Name
V636 Sco
RA
260.692855
DEC
-45.61429
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 45.8480 45.8690 148.2000 148.3000
A0-J2 129.0170 129.0350 90.3000 90.4000
A0-J6 161.6190 161.5630 25.9280 26.0310
B5-J2 111.6440 111.6230 69.9000 70.0000
B5-J6 190.0850 190.0440 14.1590 14.2540
J2-J6 157.1800 157.2340 338.2090 338.3040
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26BT.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60507.0939185126
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V636 Sco
RA 260.692855
DEC -45.61429
HIERARCH ESO INS OPTI2 NAME GRISM
HIERARCH ESO INS OPTI2 ID GRISM
HIERARCH ESO INS FILT1 NAME H
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 38.4
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 45.848
HIERARCH ESO ISS PBL12 END 45.869
HIERARCH ESO ISS PBLA12 START 148.2
HIERARCH ESO ISS PBLA12 END 148.3
HIERARCH ESO ISS PBL13 START 129.017
HIERARCH ESO ISS PBL13 END 129.035
HIERARCH ESO ISS PBLA13 START 90.3
HIERARCH ESO ISS PBLA13 END 90.4
HIERARCH ESO ISS PBL14 START 161.619
HIERARCH ESO ISS PBL14 END 161.563
HIERARCH ESO ISS PBLA14 START 25.928
HIERARCH ESO ISS PBLA14 END 26.031
HIERARCH ESO ISS PBL23 START 111.644
HIERARCH ESO ISS PBL23 END 111.623
HIERARCH ESO ISS PBLA23 START 69.9
HIERARCH ESO ISS PBLA23 END 70.0
HIERARCH ESO ISS PBL24 START 190.085
HIERARCH ESO ISS PBL24 END 190.044
HIERARCH ESO ISS PBLA24 START 14.159
HIERARCH ESO ISS PBLA24 END 14.254
HIERARCH ESO ISS PBL34 START 157.18
HIERARCH ESO ISS PBL34 END 157.234
HIERARCH ESO ISS PBLA34 START 338.209
HIERARCH ESO ISS PBLA34 END 338.304
HIERARCH ESO ISS AMBI TAU0 START 0.007461
HIERARCH ESO ISS AMBI TAU0 END 0.007461
HIERARCH ESO ISS AMBI TEMP 15.07
HIERARCH ESO ISS AMBI FWHM START 0.55
HIERARCH ESO ISS AMBI FWHM END 0.55